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2. Airboat - Wikipedia

   en.wikipedia.org/wiki/Airboat

   Airboat. An airboat (also known as a planeboat, swamp boat, bayou boat, or fanboat) is a flat-bottomed watercraft propelled by an aircraft-type propeller and powered by either an aircraft or automotive engine. [a] It is commonly used for fishing, hunting, recreation, and ecotourism. Airboats are a common means of transportation in marshy and/or ...

3. Forces on sails - Wikipedia

   en.wikipedia.org/wiki/Forces_on_sails

   Right-hand boat: Up wind (close-hauled) with attached airflow—predominant lift component both propels the boat and contributes to heel. Points of sail (and predominant sail force component for a displacement sailboat). A. Luffing (no propulsive force) — 0-30°. B. Close-Hauled (lift)— 30-50°. C. Beam Reach (lift)— 90°.

4. Roll-on/roll-off - Wikipedia

   en.wikipedia.org/wiki/Roll-on/roll-off

   Procyon Leader stern quarter ramp. Roll-on/roll-off (RORO or ro-ro) ships are cargo ships designed to carry wheeled cargo, such as cars, motorcycles, trucks, semi-trailer trucks, buses, trailers, and railroad cars, that are driven on and off the ship on their own wheels or using a platform vehicle, such as a self-propelled modular transporter.

5. Mariel boatlift - Wikipedia

   en.wikipedia.org/wiki/Mariel_boatlift

   Outcome. Around 125,000 Cubans and 25,000 Haitians arrive in the United States. The Mariel boatlift (Spanish: éxodo del Mariel) was a mass emigration of Cubans who traveled from Cuba 's Mariel Harbor to the United States between April 15 and October 31, 1980. The term "Marielito" is used to refer to these refugees in both Spanish and English.

6. Boat lift - Wikipedia

   en.wikipedia.org/wiki/Boat_lift

   Boat lift. A boat lift, ship lift, or lift lock is a machine for transporting boats between water at two different elevations, and is an alternative to the canal lock. It may be vertically moving, like the Anderton boat lift in England, rotational, like the Falkirk Wheel in Scotland, or operate on an inclined plane, like the Ronquières ...

7. Hydroplane (boat) - Wikipedia

   en.wikipedia.org/wiki/Hydroplane_(boat)

   Oberto unlimited hydroplane in 2007, with extended air scoop. A hydroplane (or hydro, or thunderboat) is a fast motorboat, where the hull shape is such that at speed, the weight of the boat is supported by planing forces, rather than simple buoyancy. A key aspect of hydroplanes is that they use the water they are on for lift rather than ...